Disruption with some GitHub services

Severity: Major
Category: Bug
Service: GitHub

This summary is created by Generative AI and may differ from the actual content.

Overview

On February 16th, 2025 from 11:30 UTC to 12:44 UTC, API requests to GitHub.com experienced increased latency and failures. This incident affected: Git Operations, Webhooks, API Requests, Issues, Pull Requests, Actions, and Codespaces.

Impact

Around 1% of API requests failed at the peak of this incident.

Trigger

experimental feature that malfunctioned and generated excessive database latency

Detection

We are investigating reports of degraded performance for Actions, Codespaces, Git Operations, Issues and Webhooks

Resolution

The feature has been redesigned to avoid database load which should prevent similar issues going forward.

Root Cause

This outage was caused by an experimental feature that malfunctioned and generated excessive database latency.